2008 Confidence Interval Detail
061/Denton
043-905/Frisco ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 3,661,444,101 | 0.9943 | 3,682,433,975 | 25 | 12,850 | .001447472 |
| D3 | 99,450,487 | 1.1891 | 83,635,091 | 10 | 369 | .048118855 |
| Random Totals: | 3,760,894,588 | 3,766,069,066 | 35 | 13,219 | ||
| Catg D1 Exception Values: | 957,379 | 848,041 | ||||
| Total Test Values (4): | 3,761,851,967 | 3,766,917,107 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 188,345,855 |
Confidence Interval Values (5)
| State Lower Limit: | 3,578,571,252 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 3,761,851,967 | (Within Confidence Interval) |
| State Upper Limit: | 3,955,262,962 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 4,223,359,859 | (See ISD Summary Worksheet) |
Sources:
(1) See Stratified Category Worksheet Reports PTS236, PTS430
(2) Number of parcels sampled by staff
(3) Total Category Parcels from Stratification Report, Appraisal Roll, or Self-report
(4) Includes any parcels in A, B, C, D3, F1, G1, G2, or L1 marked as exception properties
(5) Unstudied categories and sub-categories were not included in the Confidence Interval Values
(6) Includes local value of unstudied property categories and sub-categories